{"id":"W4403273147","doi":"10.1364/opticaopen.26352994.v3","title":"Ultra-efficient surface grating couplers for chip-to-fiber and chip-to-free-space coupling based on single-beam radiation","year":2024,"lang":"en","type":"preprint","venue":"","topic":"Photonic and Optical Devices","field":"Engineering","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"National Research Council Canada","funders":"","keywords":"Chip; Grating; Coupling (piping); Free space; Materials science; Optics; Beam (structure); Fiber; Optoelectronics; Physics; Telecommunications; Computer science","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002222495,0.0004523258,0.0002452584,0.0002127867,0.0001253362,0.0002969104,0.0003601623,0.0003567065,0.0004855953],"category_scores_gemma":[0.0001477418,0.0002400411,0.0002879443,0.0002131658,0.0003283457,0.000350602,0.0003110153,0.0003969159,0.0003920035],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003243542,"about_ca_system_score_gemma":0.0001747063,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002987731,"about_ca_topic_score_gemma":0.0006608649,"domain_scores_codex":[0.9998141,0.00002838003,0.00001101237,0.00003962304,0.00007893505,0.00002811157],"domain_scores_gemma":[0.999851,0.00002897155,0.00006272721,0.00002020574,0.00002074235,0.00001643442],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.00001591233,0.00002091589,0.0001685407,0.0000341847,0.00000751581,0.00003812855,0.00003108112,0.0005734835,0.9928126,0.000929709,0.0001447704,0.005223127],"study_design_scores_gemma":[0.00001008448,0.0001337948,0.0006391388,0.000002888397,0.00000631892,0.00008897921,0.00001075465,0.00689656,0.9893792,0.00009646038,0.002721405,0.00001435627],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8838283,0.001923586,0.1070661,0.0001536806,0.0001005006,0.00008607268,0.000146047,0.0008492821,0.005846424],"genre_scores_gemma":[0.9384245,0.0007304376,0.05797211,0.00008478288,0.00003662924,0.00006193786,0.0001418332,0.00009031677,0.002457637],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0004855953,"threshold_uncertainty_score":0.00235337,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01531737362836086,"score_gpt":0.2345495630149537,"score_spread":0.2192321893865928,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}